Copyright>        OpenRadioss
Copyright>        Copyright (C) 1986-2024 Altair Engineering Inc.
Copyright>
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Copyright>
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Chd|====================================================================
Chd|  EOSUPDA                       eos/eosupda.F                 
Chd|-- called by -----------
Chd|        MMAIN                         engine/source/materials/mat_share/mmain.F
Chd|-- calls ---------------
Chd|====================================================================
      SUBROUTINE EOSUPDA(OFF  ,SIG  ,EINT ,VOL0 ,PNEW,NEL)
C-----------------------------------------------
C   I m p l i c i t   T y p e s
C-----------------------------------------------
#include      "implicit_f.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER NEL
      my_real SIG(NEL,6), OFF(NEL), EINT(NEL), VOL0(NEL) , PNEW(NEL)
C-----------------------------------------------
C   C o m m o n   B l o c k s
C-----------------------------------------------
#include      "vect01_c.inc"
#include      "units_c.inc"
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER I
C-----------------------------------------------
C   S o u r c e   L i n e s
C-----------------------------------------------

C     TOTAL STRESS TENSOR
      DO I=1,NEL
        SIG(I,1)=SIG(I,1)*OFF(I)-PNEW(I)
        SIG(I,2)=SIG(I,2)*OFF(I)-PNEW(I)
        SIG(I,3)=SIG(I,3)*OFF(I)-PNEW(I)
        SIG(I,4)=SIG(I,4)*OFF(I)
        SIG(I,5)=SIG(I,5)*OFF(I)
        SIG(I,6)=SIG(I,6)*OFF(I)
      ENDDO

C     ENERGY DENSITY
      DO I=1,NEL
        EINT(I)=EINT(I) / MAX(EM15,VOL0(I))
      ENDDO
C
      RETURN
      END
